html,
body,
#app,
.container {
  height: 100%;
}

#app {
  opacity: 1;
}

.o {
  /* opacity: 0; */
}

.app-wrap {
  display: flex;
}

.app-wrap-column {
  flex-direction: column;
  -webkit-flex-direction: column;
}

.app-wrap-center {
  justify-content: center;
  -webkit-justify-content: center;
}

.app-wrap-vertical {
  align-items: center;
  -webkit-align-items: center;
}

.app-flex {
  flex: 1;
  -webkit-flex: 1;
}

.app-divider-5 {
  height: 5px;
}

.app-divider-10 {
  height: 10px;
}

.app-text {
  font-size: 12px;
  color: #666;
  line-height: 24px;
}

.app-divider {
  height: 3px;
  background: #666;
  margin: 10px 0;
}